An electronic cigarette, or sometimes called personal vaporizer is a kind of a battery-powered smoking device which gives dosage of inhaled nicotine through a vaporized solution. Instead of using conventional tobacco products such as cigars, cigarette or piped tobacco, the electronic cigarette provides a better alternative. Aside from inhaling nicotine, they also come with flavors and there is no actual combustible smoke involved such as in conventional tobacco products. In other words, they provide the physical smoking sensation to that of a real tobacco minus the physical bad odor smoke it emits.

It is a new age technological smoking instrument that serves as an actual cigarette but unlike the conventional smoking tobacco, it lets out vapor from due to vaporization of liquefied nicotine. This modern application of smoking are now made available to the public by Njoy cigarettes. Njoy cigarettes basically look like an elongated cylindrical tube and its outside appearance usually is designed to look like conventional smoking products such as cigars, cigarettes and smoking pipes. The "pen-style" design is the most common design of Njoy cigarettes due to its accurate resemblance to a conventional ball-point pen.

Most Njoy electronic cigarettes are reusable with replaceable parts and refillable with Njoy refill cartridges. Njoy electronic cigarettes are more friendly to the lungs of the user and the people around them for they emit no smoke Using this campaign, we can eliminate the threat of death by smoking. Thus, through the use of these Njoy electronic cigarettes that we can have a better world.

The mouth piece, the heating element, a rechargeable battery, and electronic circuits are the basic component of each Njoy electronic cigarette, even though they vary in designs. The disposable mouth-piece is designed like a cup and is attached to the main tube. A part of the mouth-piece is then soaked in liquid nicotine. The cartridge containing the liquefied nicotine solution, when exhausted, can be refilled or replaced with another pre-filled Njoy refill cartridges. The biggest part of Njoy electronic cigarettes and devices are their battery.

The battery for Njoy electronic cigarettes, with its life varying on battery type and size, is usually of rechargeable lithium-ion classification, which provides power to the heating element. Njoy electronic cigarettes also have electronic circuits which enables the conversion of power from the battery to electricity and into heat. The Njoy refill cartridge is then heated to release the vaporized smoke.

The success of Njoy cigarettes can be traced back to the efforts put into the Njoy refill cartridges. Contrary to natural smoking, Njoy cigarettes do not burn but it boils or steams the Njoy refill cartridges. Using this method, Njoy refill cartridges will not emit any carbon compound and by doing so, it prevents the damage done by traditional smoking. Therefore, a healthy mind and body is maintained by Njoy cigarettes.